dee200112345 dee200112345
  • 10-04-2020
  • Mathematics
contestada

Find the twenty fifth term in the sequence for which a1= -6.2 and d=2.5

Respuesta :

Hrishii
Hrishii Hrishii
  • 10-04-2020

Answer:

53.8

Step-by-step explanation:

nth term of an AP is given as:

[tex]t_n= a+(n-1)d \\ \therefore \: t_{25}= - 6.2+(25-1) \times 2.5 \\ \therefore \: t_{25}= - 6.2+24\times 2.5 \\ \therefore \: t_{25}= - 6.2 + 60 \\ \huge \red{ \boxed{\therefore \: t_{25}= 53.8}}[/tex]

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